Mutual Exchange

We live in this world. From birth, we are accompanied by various roles, such as sons, elder brothers, etc. We will also know three or five friends, so we will inevitably have physical intersection with them, so-called brothers Also settle accounts. So we need to record every bill we have. Mutual Exchange App can help everyone.
First: Expense and income display function on the homepage, and added functions;
Second: group recording function;
Third: statistical analysis display function.
I hope to help everyone.